CVE-2020-11906: treck tcp\/ip Integer Underflow (Wrap or Wraparound)
CVSS: 6.3v3.1MediumModified
Published 17-06-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-11906 is a medium (CVSS 6.3) Integer Underflow (Wrap or Wraparound) vulnerability in treck tcp\/ip. EPSS estimates a 1.96% chance of exploitation in the next 30 days, higher than 79.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.3/10
010
Medium · v3.1 (NVD)EPSS score
1.96%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 17-06-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
The Treck TCP/IP stack before 6.0.1.66 has an Ethernet Link Layer Integer Underflow.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 6.3Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LSourcesSingle source
Medium 5.8Preferred score · NVD (NIST)
AV:A/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.96%
Chance of exploitation in the next 30 days
Percentile
80%
Versus all other CVEs
30-day change
0.00 pp
From 1.96% on 18-09-2026
18-09-202618-10-2026
EPSS score1.96%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (jsof-tech.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Treck1 product
- tcp\/ip< 6.0.1.66
1 vendor · 1 product
References
10 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyCVendor AdvisoryX Refsource CISCOThird Party Advisory
- www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txtX Refsource CONFIRM
- security.netapp.com/advisory/ntap-20200625-0006/X Refsource CONFIRM